<template>
  <div class="icons">
    <swiper>
      <swiper-slide v-for="(page, index) in pages" :key="index">
        <div class="icon" v-for="item in page">
          <div class="img-icon">
            <img class="img-content-icon" :src=item.iconUrl />
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
    iconList: Array
  },
  data () {
    return {
      //
    }
  },
  computed: {
    pages () {
      const pages = []
      this.iconList.forEach((item, index) => {
        const page = Math.floor(index/8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
@import '~styles/mixins.styl'

.icons
  overflow hidden
  height 0
  padding-bottom 50%
  .icon
    position relative
    overflow hidden
    width 25%
    height 0
    padding-bottom 25%
    float left
    .img-icon
      position absolute
      top 0
      left 0
      right 0
      bottom .44rem
      text-align center
      .img-content-icon
        height 100%
    .icon-desc
      position absolute
      left 0
      right 0
      bottom 0
      height .44rem
      line-height .44rem
      text-align center
      color #333
      ellipsis()
</style>
